Yunsan Huang, MD
Internal Medicine Physician · Irvine, CA
Yunsan Huang, MD is an internal medicine physician with a practice address in Irvine, California, and NPI 1306095963, issued on Sep 18, 2008. Check the license (California A128784, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Yunsan Huang
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License numbers
- A128784 CA
036121740 IL
Self-reported in NPPES; status is on the state search - Practice location
- 1 Medical Plaza Drive, Irvine, CA 92697
- Phone
- (949) 824-8600
- Enumerated
- Sep 18, 2008
- Record last updated
- Jan 24, 2023
- Medicaid ID
- 036121740 IL
- Medicare enrollment
- Enrolled (PECOS I20140602001539); accepts Medicare assignment
- Medical or professional school
- Clvlnd Clinic Lerner College Of Med Of Case Wstn Rsv University, 2006
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 17,696 in California → Look up another NPI →
Also registered at 1 Medical Plaza Drive
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Yunsan Huang in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A128784Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
52% fewer Medicare Part D claims than the average internal medicine physician in 2024
1,509 Medicare Part D claims for 277 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of claims. 19 claims were for opioids.
Most prescribed
- Atorvastatin Calcium149 claims
- Amlodipine Besylate91 claims
- Levothyroxine Sodium60 claims
- Rosuvastatin Calcium52 claims
- Omeprazole47 claims
- Losartan Potassium46 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Bills Medicare through one group practice
- UC RegentsOrange, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Yunsan Huang among 17,696 internal medicine physician records in California
Yunsan Huang, MD is one of 17,696 internal medicine physician records with a practice address in California. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 56% of them.
- NPI issued2008 · 56% of these records are older, 40% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated2006 · median 2004 among the 11,065 with a school on file
- Record last updated2023 · 61% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
155 internal medicine physician records list a practice address in Irvine
They are 155 of the 7,778 NPPES records with a practice address in Irvine, and 17,696 internal medicine physician records in California.
All 17,696 in California → Every provider in Irvine → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Terese Bergheim, M.D.Irvine, CA 926971194146688
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- Daniel Otterson, MDIrvine, CA 926971093210973
- Bobby Sasson, M.D., M.P.H.Irvine, CA 926971528181344
- Henry Tsai, M.D.Irvine, CA 926971982772463
- Katarina Veskovic, M.D.Irvine, CA 926971114000999
- Alice Wong, MDIrvine, CA 926971295801546
Common questions
What is Yunsan Huang, MD's NPI number?
Yunsan Huang, MD's National Provider Identifier (NPI) is 1306095963, issued on Sep 18, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Yunsan Huang, MD located?
The NPPES record lists a practice address at 1 Medical Plaza Drive, Irvine, CA, 92697. Phone: (949) 824-8600. Providers update this record themselves, so call before visiting.
How can I verify Yunsan Huang, MD's license?
NPPES lists California license number A128784, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Yunsan Huang, MD prescribe under Medicare Part D?
In 2024, Yunsan Huang, MD had 1,509 Medicare Part D claims for 277 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.